Home / 56,836.83-78,433.01-31,344.26

Finding the Fourth Proportional to 56,836.83, 78,433.01 and 31,344.26

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Solution

The fourth proportional to 56,836.83, 78,433.01 and 31,344.26 is: 43,254.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,836.83 : 78,433.01 = 31,344.26 : x
  2. Step 2: Convert to fraction form
    56,836.83/78,433.01 = 31,344.26/x
  3. Step 3: Cross multiply
    56,836.83x = 78,433.01 × 31,344.26
  4. Step 4: Simplify right side
    56,836.83x = 2,458,424,658.02
  5. Step 5: Solve for x
    x = 2,458,424,658.02/56,836.83
  6. Step 6: Final answer
    x = 43,254.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.